(statistics) a variable whose values are independent of changes in the values of other variables
free from external control and constraint
(of political bodies) not controlled by outside forces
a writer or artist who sells services to different employers without a long-term contract with any of them
liable to or capable of change
something that is likely to vary; something that is subject to variation
a quantity that can assume any of a set of values
(used of a device) designed so that a property (as e.g. light) can be varied
a star that varies noticeably in brightness
